Guest Stars Ben Batt as John Cartwright Sam Keeley as Smalley Mary Higgins as Ada Hornby Kerrie Hayes as Doris Platt Henry Lloyd-Hughes as Alfred Lyttelton Harry Michell as Monkey Hornby Gerard Kearns as Tommy Marshall Philip Hill-Pearson as Tom Hindle Joncie Elmore as Ted Stokes Kate Phillips as Laura Lyttelton Daniel Ings as Francis Marindin Anthony Andrews as Lord Kinnaird Kelly Price as Lydia Cartwright Sylvestra Le Touzel as Lady Kinnaird Lara Peake as Betsy Cronshaw Sammy Hayman as Davy Burns Michael Nardone as Douglas Suter John Askew as Jack Hunter Don Gallagher as Doctor Charles Armstrong as Mr. Parker Richard Attlee as Munro